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The plus–minus sign, ±, is a symbol with multiple meanings: In mathematics, it generally indicates a choice of exactly two possible values, one of which is obtained through addition and the other through subtraction. In statistics and experimental sciences, the sign commonly indicates the confidence interval or uncertainty bounding a range ...
the free encyclopedia that anyone can edit. "The Day Before the Revolution" is a science fiction short story by American writer Ursula K. Le Guin (pictured). First published in Galaxy in August 1974, it was republished in Le Guin's The Wind's Twelve Quarters (1975). Set in her fictional Hainish universe, the story has strong connections to her ...
Fort Eustis is a United States Army installation in Newport News, Virginia. In 2010, it was combined with nearby Langley Air Force Base to form Joint Base Langley–Eustis . The post is the home to the United States Army Training and Doctrine Command, the U.S. Army Aviation Logistics School, the 7th Transportation Brigade, and Joint Task Force ...
The administrative divisions of Virginia are the areas into which the Commonwealth of Virginia, a U.S. state, is divided for political and administrative purposes. Some are local governments; others are not. However, all local governments (counties, independent cities, and incorporated towns) are political subdivisions of the state.
Mount Rogers is the highest natural point in Virginia, United States, with a summit elevation of 5,729 feet (1,746 m) above mean sea level. The summit straddles the border of Grayson and Smyth Counties, Virginia, about 6.45 miles (10.38 km) WSW of Troutdale, Virginia. Most of the mountain is contained within the Lewis Fork Wilderness, while the ...
Interstate 81 in Virginia. Interstate 81 ( I-81) is an 855.02-mile-long (1,376.02 km) Interstate Highway. In the US state of Virginia, I-81 runs for 324.92 miles (522.91 km), making the portion in Virginia longer than any other state's portion of the route. It is also the longest Interstate Highway within the borders of Virginia.
Interstate markers for Interstate 81, Interstate 295 and future Interstate 73 All Interstate Highways in Virginia. Mainline Interstates are colored blue, while auxiliary Interstates are colored red. System information Length 1,118 mi (1,799 km) Highway names Interstates Interstate X (I-X) US Highways U.S. Route X (US X) State State Route X (SR X) or Virginia Route X (VA X) System links ...
Virginia Historic Landmark. Plaque on the Old Stone Church in Winchester, Virginia. A Virginia Historic Landmark is a structure, site, or place designated as a landmark by the Virginia Department of Historic Resources. [1]